Function isUse

packages/effect/test/Scope.test.ts:35–35

(self: Action)

const release = (id: number): Action => ({ op: OP_RELEASE, id })
const isAcquire = (self: Action): self is Use => self.op === OP_ACQUIRE
const isUse = (self: Action): self is Use => self.op === OP_USE
const isRelease = (self: Action): self is Use => self.op === OP_RELEASE

const resource = (id: number, ref: Ref.Ref<ReadonlyArray<Action>>): Effect.Effect<number, never, Scope.Scope> => {